[PATCH 12/19] rtc: mcp795: use guard

[alexandre.belloni@bootlin.com]

From: Alexandre Belloni <alexandre.belloni@bootlin.com>

Use guard() to simplify locking

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---
 drivers/rtc/rtc-mcp795.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/rtc/rtc-mcp795.c b/drivers/rtc/rtc-mcp795.c
index e12f0f806ec4..9b5b36b88122 100644
--- a/drivers/rtc/rtc-mcp795.c
+++ b/drivers/rtc/rtc-mcp795.c
@@ -352,7 +352,7 @@ static irqreturn_t mcp795_irq(int irq, void *data)
 	struct rtc_device *rtc = spi_get_drvdata(spi);
 	int ret;
 
-	rtc_lock(rtc);
+	guard(rtc_ops)(rtc);
 
 	/* Disable alarm.
 	 * There is no need to clear ALM0IF (Alarm 0 Interrupt Flag) bit,
@@ -364,7 +364,6 @@ static irqreturn_t mcp795_irq(int irq, void *data)
 			"Failed to disable alarm in IRQ (ret=%d)\n", ret);
 	rtc_update_irq(rtc, 1, RTC_AF | RTC_IRQF);
 
-	rtc_unlock(rtc);
 
 	return IRQ_HANDLED;
 }
-- 
2.56.0